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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A326187 a(n) = sigma(n) - A003557(n).

Table of values

n a(n)
1 0
2 2
3 3
4 5
5 5
6 11
7 7
8 11
9 10
10 17
11 11
12 26
13 13
14 23
15 23
16 23
17 17
18 36
19 19
20 40
21 31
22 35
23 23
24 56
25 26
26 41
27 31
28 54
29 29
30 71
31 31
32 47
33 47
34 53
35 47
36 85
37 37
38 59
39 55
40 86
41 41
42 95
43 43
44 82
45 75
46 71
47 47
48 116
49 50
50 88
51 71
52 96
53 53
54 111
55 71
56 116
57 79
58 89
59 59
60 166
61 61
62 95
63 101
64 95
65 83
66 143
67 67
68 124
69 95
70 143
71 71
72 183
73 73
74 113
75 119
76 138
77 95
78 167
79 79

List of values

[0, 2, 3, 5, 5, 11, 7, 11, 10, 17, 11, 26, 13, 23, 23, 23, 17, 36, 19, 40, 31, 35, 23, 56, 26, 41, 31, 54, 29, 71, 31, 47, 47, 53, 47, 85, 37, 59, 55, 86, 41, 95, 43, 82, 75, 71, 47, 116, 50, 88, 71, 96, 53, 111, 71, 116, 79, 89, 59, 166, 61, 95, 101, 95, 83, 143, 67, 124, 95, 143, 71, 183, 73, 113, 119, 138, 95, 167, 79]

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